公开(公告)号：US20180355140A1

公开(公告)日：2018-12-13

申请号：US15780656

申请日：2017-01-16

Applicant: DOW GLOBAL TECHNOLOGIES LLC

Inventor： Xiaomei Song ,  Dakai Ren ,  Hongyu Chen ,  Jeffrey M. Alcott ,  Mark A. Barger ,  Yi Zhang ,  Ernest J. Herst

IPC: C08J9/36 ,  C09D5/18 ,  C09D175/08 ,  C09D175/06

CPC classification number: C08J9/365 ,  C08J2300/22 ,  C08J2300/24 ,  C08J2325/06 ,  C08J2475/06 ,  C08J2475/08 ,  C09D5/185 ,  C09D175/06 ,  C09D175/08

Abstract: An article contains a polymeric foam board having a primary surface and an intumescent coating on a primary surface of the polymeric foam board, the intumescent coating containing a polymeric binder, expandable graphite particles, a phosphorous material and a boron-containing compound and wherein the article is free of an object that is in contact with the intumescent coating and that sandwiches the intumescent coating between it and the polymeric foam board and wherein the intumescent coating has a tensile elongation of at least 50 percent and less than 100 percent at 23 degrees Celsius as measured according to ISO 37, has a storage modulus of less than 1×106 Pascals at 250 degrees Celsius, is halogen-free, free of sodium silicate, free of polyurea elastomer, and free of formals of pentaerythritol and dipentaerythritol.